2912189240

素因数分解:

$2^3\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{59239}}^1$

素因数の和:60479

約数の個数: 32

約数和(自身を含む): 6557868000

約数和(自身を除く): 3645678760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1229, 2458, 4916, 6145, 9832, 12290, 24580, 49160, 59239, 118478, 236956, 296195, 473912, 592390, 1184780, 2369560, 72804731, 145609462, 291218924, 364023655, 582437848, 728047310, 1456094620, 2912189240]

約数ペア:

[(1, 2912189240), (2, 1456094620), (4, 728047310), (5, 582437848), (8, 364023655), (10, 291218924), (20, 145609462), (40, 72804731), (1229, 2369560), (2458, 1184780), (4916, 592390), (6145, 473912), (9832, 296195), (12290, 236956), (24580, 118478), (49160, 59239)]